The last one is not scientific notation because the 25.67 is greater than 10
The answer is in the attachment
10
x42,300
-------------
00
000
3,000
20,000
400,000
-------------
423,000
We can evaluate the given expression by using the order of operation. So,
2 + 32 ⋅ (4 − 1)
Step 1: Operate the parenthesis part.
So, 2 + 32 ⋅ (4 − 1)= 2 + 32 ⋅ 3
Step 2: Next step is to multiply.
2 + 32 ⋅ 3= 2+ 96
Step 3: Add.
2+96=98.